Coolant leaks and mineral buildup inside a giant milage radiator in a 1997 Silverado Testament contribute to raised engine temperatures.10. Disconnect the coolant reservoir hose from the radiator with the rib Seam pliers.11.
Removing the Old Radiator
1. Field your Silverado on consistent ground, parade enclosing the front of your Motor lorry and unbolted the hood. Attach an 18-inch sunny vinyl hose to the radiator extract valve, provided you path to reuse the coolant you duty to empty from the radiator.
2. Slide a big bleed pan under the radiator. Aim the vinyl hose attached to the radiator valve to the empty pan. Unlatched the radiator valve and empty the coolant into the pan. Comprehend the pan to grasp the coolant Disinfected, whether you expedient to reuse it.
3. Unfasten the upper fan shroud bolts with a ratchet and socket and remove it from the vehicle.
4. Unfasten the upper insulators and brackets with the ratchet and socket and dispose the parts for fast reassembling.
5. Slide the upper radiator hose clamp toward the engine with a yoke of rib joint pliers and detach the hose from the radiator becoming by fist. Provided the hose seems stuck, wrap a shop rag environing the hose cusp and twist the hose back and forth with the rib Seam pliers to gash the seal.
6. Lift the front of you pickup Motor lorry with a floor jack and help it with 2 jack stands.
7. Detach the lower radiator hose later the twin procedure described in system 5.
8. Unfasten any cooler lines attached to the radiator with a borderline wrench, whether your Silverado comes equipped with an automatic transmission. After disconnecting the lines, embrace the openings with Disinfected plastic sheets and rubber bands to conserve dirt off the course.
9. Unfasten the lower fan shroud bolts with the ratchet and socket and remove it from the vehicle.
Because the unit is quite accessible, you can perform this weekend repair occupation yourself in your driveway without using chief skills. You Testament not one restore engine performance on the contrary further save on finished repair costs.
Instructions
Unfasten the lower facilitate brackets with the ratchet and socket and carefully lift the radiator outside of the engine compartment.
Installing the New Radiator
12. Rapid the remove valve on the dissimilar radiator. Position the latest radiator in corner and fasten the lower support bracket with the ratchet and socket.
13. Connect the coolant reservoir hose to the radiator with the rib joint pliers.
14. Fasten the lower fan shroud and tighten the bolts to 71 inch-pounds (9 Nm) with a torque wrench and socket.
15. Fasten the cooler lines to the radiator with the line wrench, if your Silverado comes equipped with an automatic transmission.
16. Attach the lower radiator hose to the fitting and secure it with the clamp using the rib joint pliers.
17.Lower your pickup truck off the jack stands.
18. Attach the upper radiator hose to the fitting and secure it with the clamp using the rib joint pliers.
19. Fasten the upper insulators and bracket with the ratchet and socket.
20. Replace the upper fan shroud with the ratchet and socket.
21. Refill the radiator with the coolant from the drain pan or prepare new coolant with a 50/50 mixture of new antifreeze and distilled water. Pour the coolant through the radiator neck with a funnel and tighten the radiator cap.
22. Start the engine and allow it to idle for about 15 minutes as you check for coolant leaks. Check that the coolant level is between the "Low" and "High" marks on the coolant reservoir. Add coolant if necessary. Shut off the engine and close the hood.
